Contant; Matthe

Patent Applications and Registrations

Patent applications and USPTO patent grants for Contant; Matthe.The latest application filed is for "data retrieval device for downhole to surface telemetry systems".

Company Profile

0.10.8

Contant; Matthe - Gjettum NO
Contant; Matthe - Sandvika NO
Contant; Matthe - Le Plessis Robinson N/A FR
Contant; Matthe - Hameau Tilly FR
Contant; Matthe - Eindhoven NL

*profile and listings may contain filings by different individuals or companies with the same name. Review application materials to confirm ownership/assignment.

Patent Activity

Patent	Date
Data retrieval device for downhole to surface telemetry systems Grant 9,715,031 - Contant , et al. July 25, 2	2017-07-25
Apparatus for receiving and transmitting signals in electromagnetic telemetry system used in a wellbore Grant 8,773,278 - Contant , et al. July 8, 2	2014-07-08
Downhole telemetry system Grant 8,711,045 - Contant , et al. April 29, 2	2014-04-29
Data Retrieval Device for Downhole to Surface Telemetry Systems App 20130241742 - Contant; Matthe ; et al.	2013-09-19
Downhole Communication System App 20130128697 - Contant; Matthe ; et al.	2013-05-23
Apparatus For Receiving And Transmitting Signals In Electromagnetic Telemetry System Used In A Wellbore App 20110032117 - Contant; Matthe ; et al.	2011-02-10
Downhole Telemetry System App 20100149056 - Contant; Matthe ; et al.	2010-06-17
System and method for controlling wellbore pressure during gravel packing operations Grant 7,543,641 - Contant June 9, 2	2009-06-09
Downhole actuation tools Grant 7,510,001 - Spring , et al. March 31, 2	2009-03-31
System and method for controlling actuation of tools in a wellbore Grant 7,337,850 - Contant March 4, 2	2008-03-04
Pressure control apparatus and method Grant 7,296,624 - Rodet , et al. November 20, 2	2007-11-20
System and Method for Controlling Wellbore Pressure During Gravel Packing Operations App 20070227731 - Contant; Matthe	2007-10-04
Downhole Actuation Tools App 20070056724 - Spring; Christian C. ; et al.	2007-03-15
System and Method for Controlling Actuation of Tools in a Wellbore App 20070056745 - Contant; Matthe	2007-03-15
Pressure Control Apparatus and Method App 20050092488 - Rodet, Vincent F.E. ; et al.	2005-05-05

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